{"id":1143,"date":"2023-07-27T12:44:55","date_gmt":"2023-07-27T12:44:55","guid":{"rendered":"https:\/\/statorials.org\/tr\/rdeki-xtablar\/"},"modified":"2023-07-27T12:44:55","modified_gmt":"2023-07-27T12:44:55","slug":"rdeki-xtablar","status":"publish","type":"post","link":"https:\/\/statorials.org\/tr\/rdeki-xtablar\/","title":{"rendered":"Frekanslar\u0131 hesaplamak i\u00e7in r&#39;de xtabs () nas\u0131l kullan\u0131l\u0131r?"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">R&#8217;deki <strong>xtabs()<\/strong> i\u015flevi, bir veya daha fazla de\u011fi\u015fkenin frekanslar\u0131n\u0131 h\u0131zl\u0131 bir \u015fekilde hesaplaman\u0131za olanak tan\u0131r.<\/span><\/p>\n<p> <span style=\"color: #000000;\">A\u015fa\u011f\u0131daki temel s\u00f6zdizimini kullan\u0131r:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>xtabs(~de\u011fi\u015fken_ad\u0131, veri=veri)<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">Alt\u0131n:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>de\u011fi\u015fken_ad\u0131:<\/strong> Frekanslar\u0131n\u0131 hesaplamak istedi\u011finiz de\u011fi\u015fken.<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>data:<\/strong> De\u011fi\u015fkenin geldi\u011fi veri blo\u011funun ad\u0131.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Bu e\u011fitimde bu i\u015flevin pratik kullan\u0131m\u0131na ili\u015fkin birka\u00e7 \u00f6rnek g\u00f6sterilmektedir.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>\u00d6rnek 1: Tek y\u00f6nl\u00fc frekanslar i\u00e7in xtabs() i\u015flevini kullan\u0131n<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">A\u015fa\u011f\u0131daki kod, <em>tak\u0131m<\/em> de\u011fi\u015fkeninin frekanslar\u0131n\u0131 hesaplamak i\u00e7in <strong>xtabs()<\/strong> i\u015flevinin nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#create data frame<\/span>\ndf &lt;- data.frame(team= <span style=\"color: #3366ff;\">rep<\/span> (c(' <span style=\"color: #008000;\">A<\/span> ', ' <span style=\"color: #008000;\">B<\/span> ', ' <span style=\"color: #008000;\">C<\/span> '), <span style=\"color: #3366ff;\">times<\/span> =c(27, 33, 40)),\n                 position= <span style=\"color: #3366ff;\">rep<\/span> (c(' <span style=\"color: #008000;\">Guard<\/span> ', ' <span style=\"color: #008000;\">Forward<\/span> ', ' <span style=\"color: #008000;\">Center<\/span> '), <span style=\"color: #3366ff;\">times<\/span> =c(20, 50, 30)),\n                 points= <span style=\"color: #3366ff;\">runif<\/span> (100, 1, 50))\n\n<span style=\"color: #008080;\">#view first six rows of data frame\n<\/span>head(df)\n\n  team position points\n1A Guard 14.00992\n2 A Guard 19.23407\n3A Guard 29.06981\n4A Guard 45.50218\n5A Guard 10.88241\n6A Guard 45.02109\n\n<span style=\"color: #008080;\">#calculate frequencies of <em>team<\/em> variable\n<\/span>xtabs(~team, data=df)\n\nteam\n ABC\n27 33 40<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Sonu\u00e7tan \u015funu g\u00f6rebiliriz:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">A tak\u0131m\u0131 veri \u00e7er\u00e7evesinde <strong>27<\/strong> kez g\u00f6r\u00fcn\u00fcyor.<\/span><\/li>\n<li> <span style=\"color: #000000;\">A tak\u0131m\u0131 veri \u00e7er\u00e7evesinde <strong>33<\/strong> kez g\u00f6r\u00fcn\u00fcyor.<\/span><\/li>\n<li> <span style=\"color: #000000;\">A tak\u0131m\u0131 veri \u00e7er\u00e7evesinde <strong>40<\/strong> kez g\u00f6r\u00fcn\u00fcyor.<\/span><\/li>\n<\/ul>\n<h3> <span style=\"color: #000000;\"><strong>\u00d6rnek 2: \u00c7ift y\u00f6nl\u00fc frekanslar i\u00e7in xtabs() i\u015flevini kullan\u0131n<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">A\u015fa\u011f\u0131daki kod, <em>tak\u0131m<\/em> ve <em>konum<\/em> de\u011fi\u015fkenleri i\u00e7in \u00e7ift y\u00f6nl\u00fc frekanslar\u0131 hesaplamak amac\u0131yla <strong>xtabs()<\/strong> i\u015flevinin nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#create data frame<\/span>\ndf &lt;- data.frame(team= <span style=\"color: #3366ff;\">rep<\/span> (c(' <span style=\"color: #008000;\">A<\/span> ', ' <span style=\"color: #008000;\">B<\/span> ', ' <span style=\"color: #008000;\">C<\/span> '), <span style=\"color: #3366ff;\">times<\/span> =c(27, 33, 40)),\n                 position= <span style=\"color: #3366ff;\">rep<\/span> (c(' <span style=\"color: #008000;\">Guard<\/span> ', ' <span style=\"color: #008000;\">Forward<\/span> ', ' <span style=\"color: #008000;\">Center<\/span> '), <span style=\"color: #3366ff;\">times<\/span> =c(20, 50, 30)),\n                 points= <span style=\"color: #3366ff;\">runif<\/span> (100, 1, 50))\n\n<span style=\"color: #008080;\">#calculate frequencies of <em>team<\/em> and <em>position<\/em> variables\n<\/span>xtabs(~team+position, data=df)\n\n    position\nteam Center Forward Guard\n   A 0 7 20\n   B 0 33 0\n   C 30 10 0<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Sonu\u00e7tan \u015funu g\u00f6rebiliriz:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">A Tak\u0131m\u0131nda <strong>0<\/strong> Merkez var.<\/span><\/li>\n<li> <span style=\"color: #000000;\">A tak\u0131m\u0131nda <strong>7<\/strong> h\u00fccum oyuncusu var.<\/span><\/li>\n<li> <span style=\"color: #000000;\">A Tak\u0131m\u0131nda <strong>20<\/strong> guard var.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Ve benzeri.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>N-yollu frekanslar i\u00e7in xtabs() kullan\u0131m\u0131<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\"><strong>xtabs()<\/strong> i\u015flevi asl\u0131nda a\u015fa\u011f\u0131daki s\u00f6zdizimini kullanarak herhangi bir say\u0131da de\u011fi\u015fkenin frekans\u0131n\u0131 hesaplamak i\u00e7in kullan\u0131labilir:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>xtabs(~variable1+variable2+variable3+...+variable <em>n<\/em> , data=df)<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Pratikte bu fonksiyon \u00e7o\u011funlukla tek y\u00f6nl\u00fc ve \u00e7ift y\u00f6nl\u00fc frekanslar\u0131 hesaplamak i\u00e7in kullan\u0131l\u0131r.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Ek kaynaklar<\/strong><\/span><\/h3>\n<p> <a href=\"https:\/\/statorials.org\/tr\/dplyr-bagil-frekanslari\/\" target=\"_blank\" rel=\"noopener noreferrer\">Dplyr kullan\u0131larak g\u00f6receli frekanslar nas\u0131l hesaplan\u0131r?<\/a><br \/> <a href=\"https:\/\/statorials.org\/tr\/r-ise-say\/\" target=\"_blank\" rel=\"noopener noreferrer\">R&#8217;de COUNTIF i\u015flevi nas\u0131l \u00e7al\u0131\u015ft\u0131r\u0131l\u0131r<\/a><br \/> <a href=\"https:\/\/statorials.org\/tr\/r-cinsinden-kumulatif-toplam\/\" target=\"_blank\" rel=\"noopener noreferrer\">R&#8217;de k\u00fcm\u00fclatif toplamlar nas\u0131l hesaplan\u0131r?<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>R&#8217;deki xtabs() i\u015flevi, bir veya daha fazla de\u011fi\u015fkenin frekanslar\u0131n\u0131 h\u0131zl\u0131 bir \u015fekilde hesaplaman\u0131za olanak tan\u0131r. A\u015fa\u011f\u0131daki temel s\u00f6zdizimini kullan\u0131r: xtabs(~de\u011fi\u015fken_ad\u0131, veri=veri) Alt\u0131n: de\u011fi\u015fken_ad\u0131: Frekanslar\u0131n\u0131 hesaplamak istedi\u011finiz de\u011fi\u015fken. data: De\u011fi\u015fkenin geldi\u011fi veri blo\u011funun ad\u0131. Bu e\u011fitimde bu i\u015flevin pratik kullan\u0131m\u0131na ili\u015fkin birka\u00e7 \u00f6rnek g\u00f6sterilmektedir. \u00d6rnek 1: Tek y\u00f6nl\u00fc frekanslar i\u00e7in xtabs() i\u015flevini kullan\u0131n A\u015fa\u011f\u0131daki kod, tak\u0131m [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-1143","post","type-post","status-publish","format-standard","hentry","category-rehber"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Frekanslar\u0131 hesaplamak i\u00e7in R&#039;de xtabs() nas\u0131l kullan\u0131l\u0131r?<\/title>\n<meta name=\"description\" content=\"Bu e\u011fitimde, frekanslar\u0131 hesaplamak i\u00e7in R&#039;deki xtabs() i\u015flevinin nas\u0131l kullan\u0131laca\u011f\u0131 birka\u00e7 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